Home / 69,878.26-104,833.77-23,131.12

Finding the Fourth Proportional to 69,878.26, 104,833.77 and 23,131.12

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Solution

The fourth proportional to 69,878.26, 104,833.77 and 23,131.12 is: 34,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,878.26 : 104,833.77 = 23,131.12 : x
  2. Step 2: Convert to fraction form
    69,878.26/104,833.77 = 23,131.12/x
  3. Step 3: Cross multiply
    69,878.26x = 104,833.77 × 23,131.12
  4. Step 4: Simplify right side
    69,878.26x = 2,424,922,513.92
  5. Step 5: Solve for x
    x = 2,424,922,513.92/69,878.26
  6. Step 6: Final answer
    x = 34,702.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.